D100 Voice Transcoding Product Introduction November 2010

Contents What is Transcoding? Existing Solutions 4/22/2017 Contents What is Transcoding? Existing Solutions Sangoma Solution – D100 Transcoding Card Architecture Ordering and Pricing Closing © 2010 Sangoma Confidential

4/22/2017 What is Transcoding? To save bandwidth, VoIP Network engineers sometimes compress the voice signal This is done using CODECs Codecs are algorithms (a lot of math) to compress voice signal Sometimes called Vocoding Voice Codecs: G.711, G.729, GSM, AMR, G.726, iLBC, G.722.1, etc. Most common in use in wired world are: G.711 (64kbps) / G.729 (8 kbps) Most common in use in wireless applications: GSM / AMR Growing in popularity – G.722.1 (HD voice) © 2010 Sangoma Confidential

4/22/2017 Call Set-up in VoIP End-points advertise their capabilities in the protocols (such as SIP) I can do G.711 and G.729 Let’s go ahead with G.711 I’m calling you. I can do G.711 SIP Voice Call © 2010 Sangoma Confidential

Sometimes, there is a mismatch 4/22/2017 Sometimes, there is a mismatch Call cannot be established - no common denominator Need for a middleman to translate – Transcoding! I’m calling you. I can do G.711 I can do G.729 only Call Dropped SIP SIP Voice Call © 2010 Sangoma Confidential

Transcoding Server I have a call for you 2 What do you support? 4 4/22/2017 Transcoding Server I have a call for you What do you support? 2 4 OK. I will broker the call on both ends 1 I’m calling the phone on the other side I can do G.711 3 I can do G.729 only SIP SIP G.711 Voice Call G.729 Voice Call © 2010 Sangoma Confidential

Existing Solutions Software based Vocoding is CPU intensive 4/22/2017 Existing Solutions Software based Vocoding is CPU intensive Does not leave much room for PBX s/w Call only accommodate low port counts Hardware-based Solutions available for up to 120 channels Not available for lower densities Solutions available for up to 480 channels Large boards do not integrate well with Sangoma boards in same server © 2010 Sangoma Confidential

Sangoma Solution – D100 Cards (1 of 2) 4/22/2017 Sangoma Solution – D100 Cards (1 of 2) PCI and PCIe form factors From 30 to 480 transcoding sessions on a single board! Works with Asterisk® and FreeSWITCH® Simple API for application integration Can be integrated or on separate dedicated server © 2010 Sangoma Confidential

Sangoma Solution – D100 Cards (2 of 2) 4/22/2017 Sangoma Solution – D100 Cards (2 of 2) Small Footprint Includes low profile bracket for 2U chassis PCI:121 mm x 63.5 mm PCIe: 94 mm x 63.5 mm © 2010 Sangoma Confidential

Supported Codecs Wireline Applications Wireless Applications G.711 4/22/2017 Supported Codecs Wireline Applications G.711 G.722 G.722.1 (HD Voice) G.723.1 G.726 G.729AB iLBC Wireless Applications GSM FR GSM EFR AMR AMR-WB (G.722.2) © 2010 Sangoma Confidential

Sample App: Call Center, Large Pool of Local and Remote Agents 4/22/2017 Sample App: Call Center, Large Pool of Local and Remote Agents Computer Server G.711 A108 T1/E1 Local Agents PSTN Call Center App T1/E1 G.711 LAN Remote Agents WAN G.729 D100 Transcoding Integrated with Server © 2010 Sangoma Confidential

Sample App: Call Center, Large Pool of Local and Remote Agents 4/22/2017 Sample App: Call Center, Large Pool of Local and Remote Agents G.711 Call Center App PSTN T1/E1 LAN Local Agents G.711 Computer Server Remote Agents WAN G.729 D100 Transcoding Separate Dedicated Server © 2010 Sangoma Confidential

Sample Application: PBX with HD (G.722.1) Phones 4/22/2017 Sample Application: PBX with HD (G.722.1) Phones Computer Server G.722.1 A101DE PSTN PBX T1/E1 LAN G.722.1 G.722.1 D100 Transcoding External Call: D100 to transcode G.722.1 to G.711 Internal Call: Codec match, no need for Transcoding © 2010 Sangoma Confidential

Sample App: Network Peering 4/22/2017 Sample App: Network Peering SS7 GW SS7 GW G.711 Network G.729 Network SS7 GW SS7 GW Transcoding Server SS7 GW Dedicated Server with Several D100 to Support 1000s of Ports © 2010 Sangoma Confidential

Ordering and Pricing Information 4/22/2017 Ordering and Pricing Information SKU Bus type Description List Price D100-030 PCI 30 session voice transcoding card $750 D100-030E PCI Express D100-060 60 session voice transcoding card $875 D100-060E D100-120 120 session voice transcoding card $1130 D100-120E D100-240 240 session voice transcoding card $1640 D100-240E D100-400 400 session voice transcoding card $2320 D100-400E Capacity upgrades not available in the field Total port capacity rated for G.711 to G.729. Totals vary on call mix. No extra licensing fees for Codecs* * Except AMR. Please contact Sangoma sales for details © 2010 Sangoma Confidential

For more information: Sangoma.com Wiki.sangoma.com 4/22/2017 © 2010 Sangoma Confidential

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